What is the best unit to use for measuring the length of an eyelash

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?

Find the distance between the point (-3,-4), and (see the picture below)